While Audi offered various special models based on its A4 sedan for the US market, this limited edition specimen never made ...

China’s microelectromechanical systems (MEMS) sensor industry is surging, but technical gaps, fragmented production and coordination challenges hinder its full potential. As global demand accelerates, ...

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level, or a ...

The United States has extended a license that protects Venezuela-owned refiner Citgo Petroleum from creditors through March 20, according to a notice on the Treasury Department's website on Monday.